# cardtest.py
# Lillian Lee (LJL2) and Steve Marschner (SRM2)
# Feb 22, 2014

"""Module for testing some functions in card"""

import cornelltest
import cardstuff


def test_equals():
    """Quick diagnostic for whether card equality seems to be working"""
    c = cardstuff.Card(3,4)
    d = cardstuff.Card(3,5)
    e = cardstuff.Card(3,4)
    cornelltest.assert_true(c==e)
    cornelltest.assert_true(d==d)
    cornelltest.assert_true(not c == d)

    print "finished test of card equality"


def test_print_cards():
    """Quick diagnostic test whether print_cards seems to be working"""
    clist = [cardstuff.Card(1,11), cardstuff.Card(3,1)]

    print 'about to print out a list of two cards using cardstuff.print_cards...\n'
    cardstuff.print_cards(clist)
    print '\nshould have seen...\nJack of Diamonds\nAce of Spades'

    print ("finished test of print_cards, BUT YOU HAVE TO CHECK IF THE OUTPUT" +
           " WAS RIGHT\n")

def test_draw():
    """Quick diagnostic test of whether draw seems to be working.
    May depend on equality being correct for cards"""
    clist = [cardstuff.Card(1,11)]
    hand = [cardstuff.Card(2,3)]
    hand.append(cardstuff.draw(clist))

    cornelltest.assert_equals(0,len(clist))
    cornelltest.assert_equals(2,len(hand))
    cornelltest.assert_true(cardstuff.Card(2,3) in hand)
    cornelltest.assert_true(cardstuff.Card(1,11) in hand)

    clist = cardstuff.full_deck()
    hand.append(cardstuff.draw(clist))
    cornelltest.assert_equals(51, len(clist))
    cornelltest.assert_equals(3,len(hand))

    print "finished test of test_draw()"


def test_compare():
    """Test cardstuff.poker_compare"""

    # we don't guarantee that this is a thorough set of test cases
    cornelltest.assert_equals(-1, cardstuff.poker_compare(cardstuff.Card(2,10),cardstuff.Card(2,11)))
    cornelltest.assert_equals(-1, cardstuff.poker_compare(cardstuff.Card(3,10),cardstuff.Card(2,11)))
    cornelltest.assert_equals(1,  cardstuff.poker_compare(cardstuff.Card(2,13),cardstuff.Card(2,11)))
    cornelltest.assert_equals(1,  cardstuff.poker_compare(cardstuff.Card(3,10),cardstuff.Card(2,1)))
    cornelltest.assert_equals(0,  cardstuff.poker_compare(cardstuff.Card(3,10),cardstuff.Card(3,10)))
    cornelltest.assert_equals(-1, cardstuff.poker_compare(cardstuff.Card(3,2), cardstuff.Card(2,3)))

    print "finished test of cardstuff.poker_compare"



def test_draw_poker_hand():

    fd = cardstuff.full_deck()
    hand = cardstuff.draw_poker_hand(fd)
    print 'Drawing a poker hand. It is:\n',
    cardstuff.print_cards(hand)

    # check that we got five cards
    cornelltest.assert_equals(5, len(hand))

    # check that 5 cards were removed from the deck
    cornelltest.assert_equals(52-5, len(fd))

    # check that none of the cards in the hand are in the deck
    for c in hand:
        cornelltest.assert_true(not c in fd)

    # check that the cards in the hand are all different
    for cindex in range(5):
        for compareindex in range(cindex+1,5):
            cornelltest.assert_false(hand[cindex] == hand[compareindex])

    print ("\nfinished test of draw_poker_hand")





if __name__ == '__main__':
    test_equals()
    test_print_cards()
    test_draw()
    test_compare()
    test_draw_poker_hand()
    print 'All test cases for cardstuff passed'